Akademik

A health professional, typically a physician or nurse, who has the first encounter with a patient and who thus controls the patient's entry into the health care system.

gate·keep·er -.kē-pər n a health-care professional (as a primary care physician) who regulates access esp. to hospitals and specialists <managed care plans rely on a designated physician \gatekeeper to orchestrate and control the health care of its enrollees (E. A. Halm )(et al)>